#4A70BB#4A70BB

#4A70BB is a mid, vivid blue. Relative luminance 0.166; OKLCH L 55.3% C 0.125 H 262.7°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#4A70BB
RGB	rgb(74, 112, 187)
HSL	hsl(220, 45%, 51%)
HSV	hsv(220, 60%, 73%)
CMYK	cmyk(60.4%, 40.1%, 0%, 26.7%)
CIE-LAB	lab(47.79, 9.95, -43.58)
CIE-LCH	lch(47.79, 44.70, 282.86°)
OKLab	oklab(55.31% -0.0159 -0.1238)
OKLCH	oklch(55.31% 0.125 262.7)
XYZ	xyz(17.5847, 16.6305, 49.2874)
Luminance	0.1663 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A70BB #BB954A

analogous

#4AA8BB #4A70BB #5C4ABB

triadic

#4A70BB #BB4A70 #70BB4A

tetradic

#4A70BB #BB4AA8 #BB954A #4ABB5C

square

#4A70BB #BB4AA8 #BB954A #4ABB5C

split-complementary

#4A70BB #BB5C4A #A8BB4A

monochromatic

#263B65 #375591 #4A70BB #7693CC #A3B6DC

Accessibility & contrast

On white

4.85

#4A70BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#4A70BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4A70BB

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A70BB	#FFFFFF	#000000	##FFFFFF
##4A70BB	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F77BE

Deuteranopia (green-blind)

#406DB9

Tritanopia (blue-blind)

#00818C

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #4a70bb;
/* rgb */ color: rgb(74, 112, 187);
/* oklch */ color: oklch(55.3% 0.125 262.7);

Tailwind

colors: {
  custom: {
    50: '#8698d0',
    500: '#4a70bb',
    950: '#000000',
  },
}

SCSS

$custom: #4a70bb;
$custom-light: #8698d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4a70bb",
  "rgb": {
    "r": 74,
    "g": 112,
    "b": 187
  },
  "hsl": {
    "h": 219.823,
    "s": 45.382,
    "l": 51.176
  },
  "oklch": {
    "l": 0.55312,
    "c": 0.12486,
    "h": 262.7
  },
  "luminance": 0.16632
}

Semantic roles & 50–950 ramp

primary

#4A70BB

secondary

#C9B997

accent

#A953D5

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0D14

muted

#7D7E82

Preview Lab

Preview with #4A70BB

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →